<!DOCTYPE html>
<html lang="zh-CN">
<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Document</title>
</head>
<body>
	<!-- 这是一个注释 -->
	<h1>
		Hello World!！！！
	</h1>
	<a>
		<p style="color: 24, 131, 251;">
			hello World!
		</p>
	</a>
	
	<br>
	<div>
		<a href="https://www.runoob.com" target="_blank">&nbsp;这是一个链接&lt;
			<img src="img/1.jpg" alt="你好" width="304px" height="228">
		</a>
	</div>
	<form action="">
		<input type="radio" name="sex" value="male">男<br>
		<input type="radio" name="sex" value="female">女
	</form>
	<form name="input" action="html_form_action.php" method="get">
		Username: <input type="text" name="user">
		<input type="submit" value="Submit">
	</form>
	<form>
		Password: <input type="password" name="pwd">
	</form>
</body>
</html>